flatMap<C> method
{@category sequencing}
Implementation
Effect<E, L, C> flatMap<C>(Effect<E, L, C> Function(R r) f) => Effect.from(
(context) => _unsafeRun(context).then(
(exit) => switch (exit) {
Left(value: final cause) => Left(cause),
Right(value: final value) => f(value)._unsafeRun(context),
},
),
);